Home / 17,162,078.80-25,720,999.80-13,153,118.80

Finding the Fourth Proportional to 17,162,078.80, 25,720,999.80 and 13,153,118.80

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Solution

The fourth proportional to 17,162,078.80, 25,720,999.80 and 13,153,118.80 is: 19,712,726.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,162,078.80 : 25,720,999.80 = 13,153,118.80 : x
  2. Step 2: Convert to fraction form
    17,162,078.80/25,720,999.80 = 13,153,118.80/x
  3. Step 3: Cross multiply
    17,162,078.80x = 25,720,999.80 × 13,153,118.80
  4. Step 4: Simplify right side
    17,162,078.80x = 338,311,366,024,176.25
  5. Step 5: Solve for x
    x = 338,311,366,024,176.25/17,162,078.80
  6. Step 6: Final answer
    x = 19,712,726.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.